CN213110719U - Anti-blocking blanking valve - Google Patents

Abstract

The utility model discloses an anti-blocking blanking valve, which comprises a valve plate, a sealing baffle table, a shaft seat, a rotating shaft, a swing rod and an electric push rod; the sealing baffle table is arranged on the inner wall of the blanking hopper, and the upper part of the sealing baffle table is an inclined plane which is inclined inwards; the shaft seat is arranged on the outer side of the blanking hopper, the valve plate is arranged on the lower portion of the sealing blocking platform in a matching mode, a horizontal rotating shaft is fixedly arranged on the driving side of the valve plate, two ends of the rotating shaft extend out of the blanking hopper and are sleeved in the shaft seat, one end of the oscillating rod is fixedly sleeved on the outer side end of the rotating shaft, the other side of the oscillating rod is hinged to the rod portion of the electric push rod, and the cylinder body of the electric push rod is hinged to the support; the utility model discloses rational in infrastructure, convenient to use has improved blanking speed, and has reduced the possibility that the material whereabouts blockked up, has reduced and has shut down the maintenance number of times, has guaranteed the normal clear of production, has improved work efficiency.

Description

Anti-blocking blanking valve

Technical Field

The utility model belongs to the technical field of the blanking valve, concretely relates to prevent stifled blanking valve.

Background

In the conveying process of various materials, a discharge valve and a blanking valve are common terminal links for discharging the materials from a storage bin, and the related materials are different, such as powder materials, granular materials and the like.

In the in-service use, current blanking valve, the discharge valve is mostly the roller column structure, be provided with the baffle on the roller, utilize the rotation of baffle to discharge the material, this kind of structure is applicable to slow blanking, but not applicable to the unloading that once only is quick, after resistant material powder mixes, need will mix the quick discharge from the feed bin of powder, to this kind of demand, current blanking valve is valve plate column structure, through pivot drive valve plate, but because its structural defect, the pivot sets up at the middle part, and rotate the valve plate for vertical or tilt state in the drive pivot, open out the hopper, this kind of mode valve plate makes can block the material in the ejection of compact, the material is discharged from the both sides of valve plate promptly, this kind of mode is inefficient, blanking speed is slow, inconvenient in use, and cause the material to pile up in the valve plate easily, form the jam easily.

Disclosure of Invention

To the defect and the problem that existing equipment exists, the utility model provides an prevent stifled blanking valve, the effectual blanking valve unloading speed who exists has solved among the existing equipment is slow, forms the problem of jam easily.

The utility model provides a scheme that its technical problem adopted is: the utility model provides an anti-blocking blanking valve, includes feed bin, blanking hopper and blanking valve, the bottom of feed bin is provided with the blanking hopper, and the blanking valve setting is in the blanking hopper for seal its characterized in that with the blanking hopper or open: the blanking valve comprises a valve plate, a sealing baffle table, a shaft seat, a rotating shaft, a swing rod and an electric push rod; the sealing baffle table is arranged on the inner wall of the blanking hopper, and the upper part of the sealing baffle table is an inclined plane which is inclined inwards; the shaft seat is arranged on the outer side of the blanking hopper, the valve plate is arranged on the lower portion of the sealing blocking platform in a matching mode, a horizontal rotating shaft is fixedly arranged on the driving side of the valve plate, the two end portions of the rotating shaft extend out of the blanking hopper and are sleeved in the shaft seat, one end of the oscillating rod is fixedly sleeved on the outer side end portion of the rotating shaft, the other side of the oscillating rod is hinged to the rod portion of the electric push rod, and the cylinder body of the electric push rod is hinged to.

Furthermore, the swing range of valve plate is 90 degrees, when the valve plate was in the horizontality, the valve plate top touched the bottom surface at sealed fender platform, be provided with the cushion on the blanking fill lateral wall of pivot downside, when the valve plate was in vertical state, the valve plate top touched on the cushion.

Furthermore, the bottom of the sealing baffle table is provided with a yielding groove, and the rotating shaft is positioned in the yielding groove.

Furthermore, the swing end of the valve plate is of an arc-shaped structure.

Furthermore, the driving end of the valve plate is provided with a fixing sleeve, and the rotating shaft is fixedly sleeved in the fixing sleeve.

Further, the support is fixed on the bottom surface or the storage bin.

Furthermore, the end part of the valve plate and the bottom of the sealing baffle table are correspondingly provided with a magnet and an iron block.

The utility model has the advantages that: the utility model discloses reform transform current blanking valve structure, change the pivot from the middle part of valve plate and remove to the avris, and be fixed with the decurrent pendulum rod of slope in the pivot, the rotation of utilizing the swing of pendulum rod free end to drive the pivot, and the free end of pendulum rod articulates in electric putter's pole portion, electric putter's cylinder body articulates on the support, electric putter's setting makes the pendulum rod all be in stable state at arbitrary wobbling position, pivot and valve plate are in corresponding stable state promptly, thereby the valve plate can be in stable state at encapsulated state and complete open mode, can all seal the ejection of compact completely at encapsulated state, prevent that the material from spilling over, can keep vertical state at complete open mode, make the discharge gate open completely, the valve plate can not block the material whereabouts, the falling speed of material has been improved, and the unloading passageway is unblocked, can not influence the material whereabouts.

Meanwhile, the sealing baffle table is arranged above the valve plate, when the valve plate is in a horizontal state, the valve plate is in sealing fit with the sealing baffle table, and the sealing effect is good; when the valve plate was in the complete open mode, the pivot was located the bottom of sealed fender platform, prevented material and pivot contact, caused the material adhesion in the pivot.

And simultaneously the utility model discloses be provided with the cushion on the blanking fill lateral wall of pivot downside, when the valve plate was in vertical state, the valve plate top was touched on the cushion, avoided the valve plate excessively to rotate the messenger, valve plate and blanking fill lateral wall contact.

Therefore the utility model discloses rational in infrastructure, convenient to use has improved blanking speed, and has reduced the possibility that the material whereabouts blockked up, has reduced and has shut down the maintenance number of times, has guaranteed the normal clear of production, has improved work efficiency.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural view of the rotating shaft.

Fig. 3 is a schematic structural view of the valve plate.

The reference numbers in the figures are: the device comprises a blanking hopper 1, a sealing blocking platform 2, a valve plate 3, a rotating shaft 4, a swing rod 5, an electric push rod 6, a support 7, a cushion block 8, a magnet 9, an iron block 10, an axle seat 11, an assembly sleeve 12, a fixing sleeve 13 and a abdicating groove 14.

Detailed Description

The present invention will be further explained with reference to the drawings and examples.

Example 1: this embodiment aims at providing an anti-blocking blanking valve, and mainly used refractory material powder mixes stirring technology, and after the refractory material powder stirring finishes, need open the blanking valve and discharge the mixed powder from the feed bin, causes the blanking fill to form the jam easily to current valve plate, and the slow problem of unloading speed, this embodiment provide one kind can be with the anti-blocking blanking valve that the blanking fill was opened completely.

As shown in fig. 1-2, an anti-blocking blanking valve comprises a storage bin, a blanking hopper 1 and a blanking valve, wherein the blanking hopper 1 is arranged at the bottom of the storage bin, and the blanking valve is arranged in the blanking hopper and used for closing or opening the blanking hopper.

The blanking valve comprises a valve plate 3, a sealing baffle table 2, a shaft seat 11, a rotating shaft 4, a swing rod 5 and an electric push rod 6; the sealing baffle table 2 is arranged on the inner wall of the blanking hopper 1, the upper part of the sealing baffle table 2 is an inclined plane which inclines inwards, the lower side surface of the sealing baffle table is a horizontal sealing seat, and the sealing seat has a certain width; the shaft seat 11 is arranged on the outer side of the blanking hopper 1, the valve plate 3 is matched and arranged on the lower portion of the sealing blocking platform 2, the horizontal rotating shaft 4 is fixedly arranged on the driving side of the valve plate 3, the blanking hopper 1 extends out of two end portions of the rotating shaft 4, the valve plate is sleeved in the shaft seat 11, one end of the oscillating rod 5 is fixedly sleeved on the outer end portion of the rotating shaft 4, the other side of the oscillating rod is hinged to a rod portion of the electric push rod 6, a cylinder body of the electric push rod 6 is hinged to the support 7, and the support is fixed on the bottom.

Meanwhile, the swing amplitude of the valve plate is 90 degrees, when the valve plate 3 is in a horizontal state, the valve plate 3 is abutted against the bottom surface of the sealing baffle table 2, the bottom of the sealing baffle table on one side is provided with a yielding groove, the rotating shaft is positioned in the yielding groove 14, a baffle is formed on the outer side of the yielding groove 14, and when the valve plate 3 is in a closed state, the valve plate 3 is abutted against the baffle; meanwhile, a cushion block 8 is arranged on the side wall of the blanking hopper on the lower side of the rotating shaft 4, and when the valve plate 3 is in a vertical state, the valve plate 3 is abutted against the cushion block 8.

In the specific implementation of this embodiment, as shown in fig. 1, two ends of the electric push rod are hinged, the length of the electric push rod is adjusted, the rod portion of the electric push rod 6 moves from point a to point b, and at point a, the blanking hopper is in a sealed state, the valve plate is in a horizontal state and abuts against the sealing stop table, and the valve plate and the sealing stop table are in contact with each other for a certain stroke, so that the sealed state is good; when the rod part moves to the point b, the valve plate is in a vertical state, the valve plate is pressed against the cushion block, the channel of the blanking hopper is completely opened, the valve plate is embedded below the sealing blocking table, the falling of materials is not affected, the blanking speed is greatly improved, the materials basically do not contact with the valve plate when falling, and the possibility of blockage is reduced.

Example 2: this example is substantially the same as example 1, except that: the present embodiment further defines the structure of the valve plate 3 and the rotary shaft 4.

As shown in fig. 3, the oscillating end of the valve plate 3 is in a circular arc structure, the driving end of the valve plate is provided with a fixing sleeve 13, and the rotating shaft 4 is fixedly sleeved in the fixing sleeve.

As shown in fig. 2, two ends of the rotating shaft 4 extend out of the blanking hopper 1, the shaft seats 11 are fixed on two sides of the blanking hopper, two ends of the rotating shaft 4 are sleeved in the shaft seats 11 and can rotate along the shaft seats 11, the shaft seats 11 have the functions of supporting and positioning the rotating shaft, meanwhile, the end part of the rotating shaft is fixedly sleeved with the assembling sleeve 12, and the oscillating bar 5 is fixed on the assembling sleeve 12.

Example 3: this example is substantially the same as example 1, except that: in the embodiment, the end part of the valve plate 3 and the bottom of the sealing baffle table 2 are correspondingly provided with a magnet and an iron block.

Because the gravity of material can extrude the valve plate, the valve plate shifts the load to the pivot, the pivot is connected with electric putter through the pendulum rod, in order to reduce electric putter's load, as shown in figure 1, the end 3 portion of valve plate is provided with iron plate 10, be provided with magnet 9 in the sealed platform 2 that keeps off, because refractory material is non-metallic material in the embodiment, magnet does not have the attraction effect to it, utilizes the magnetic force of magnet and iron plate, can strengthen the valve plate and seal the degree of sealing that keeps off the platform, improves the seal state's of valve plate tightness, has alleviateed electric putter's load simultaneously.

Claims (7)

1. The utility model provides an anti-blocking blanking valve, includes feed bin, blanking hopper and blanking valve, the bottom of feed bin is provided with the blanking hopper, and the blanking valve setting is in the blanking hopper for seal its characterized in that with the blanking hopper or open: the blanking valve comprises a valve plate, a sealing baffle table, a shaft seat, a rotating shaft, a swing rod and an electric push rod; the sealing baffle table is arranged on the inner wall of the blanking hopper, and the upper part of the sealing baffle table is an inclined plane which is inclined inwards; the shaft seat is arranged on the outer side of the blanking hopper, the valve plate is arranged on the lower portion of the sealing blocking platform in a matching mode, a horizontal rotating shaft is fixedly arranged on the driving side of the valve plate, the two end portions of the rotating shaft extend out of the blanking hopper and are sleeved in the shaft seat, one end of the oscillating rod is fixedly sleeved on the outer side end portion of the rotating shaft, the other side of the oscillating rod is hinged to the rod portion of the electric push rod, and the cylinder body of the electric push rod is hinged to.

2. The anti-clogging blanking valve of claim 1, wherein: the swing range of valve plate is 90 degrees, when the valve plate was in the horizontality, the valve plate top touched the bottom surface at sealed fender platform, be provided with the cushion on the blanking fill lateral wall of pivot downside, when the valve plate was in vertical state, the valve plate top touched on the cushion.

3. The anti-clogging blanking valve of claim 1, wherein: the bottom of the sealing baffle table is provided with a yielding groove, and the rotating shaft is located in the yielding groove.

4. The anti-clogging blanking valve of claim 1, wherein: the swing end of the valve plate is of an arc-shaped structure.

5. The anti-clogging blanking valve of claim 1, wherein: the driving end of the valve plate is provided with a fixing sleeve, and the rotating shaft is fixedly sleeved in the fixing sleeve.

6. The anti-clogging blanking valve of claim 1, wherein: the support is fixed on the bottom surface or the storage bin.

7. The anti-clogging blanking valve of claim 1, wherein: and the end part of the valve plate and the bottom of the sealing baffle table are correspondingly provided with a magnet and an iron block.

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